Kathakagrihyasutra 3.9.7

3.9.7

udakāvamarṣaṇapravṛtta eva tu chandaḥprabhṛtīnāmudakena sahābhinnatvamāropyodakamāha-he udaka, tvāṃ vasantartubhūtamahaṃ praviśāmi, prastutakarmaṇā tvāmārādhya tvanmayaphalāni labheyamityarthaḥ | kena praviśāmi | prācyā diśāgninā devatayā gāyatreṇa cchandasā | evamṛtupañcakapraveśe vākyāni yojayitavyāni | evaṃ gāyatrīṃ chandaḥ praviśāmītyādi | cchandaḥ praveśavacanamātmādirakṣārthaṃ nirbhayasthānapraveśaparatvena yojayitavyam | tāni cchandāṃsi no'smān pārayantu prastutasamāptiṃ kurvantu | tāni no'vantu rakṣantu tarpayantu ca | tāni sa ṛcchatu yo'smānddveṣṭi yaṃ ca vayaṃ dviṣmaḥ, yaṃ vayaṃ dviṣmo yaścāsmāndveṣṭi, sa tāni cchandāṃsi ṛcchatu, tāni chandaḥprabhṛtīni prāpya līyatāmityarthaḥ || āpaḥ asmān viśantu, adhiṣṭhātrī devatā rakṣakatvena māmadhitiṣṭhatvityarthaḥ | āpo'smāsu jāgrata, he āpaḥ asmāsu jāgrata | āyurviśvāyurviśvamāyurvyaśśvai sarvamāyurvyaśvai, apāṃ prasādāt āyurvyaśvai viśeṣeṇa vyāpnuyāṃ viśvāyurviśvamāyurityādi punarvacanamatiśayārthaṃ pūrvavat | divi bhavo divyaḥ, gā raśmīndhārayatīti gandharvaḥ, sa eva rudraḥ iṣṭaḥ | sa eva bhuvanasya patiḥ | śrūyate hi 'ime vai lokā bhuvanaṃ teṣāmeṣo'dhipatiryo rudra iti' eka eva avati sarvaṃ rakṣatītyekāvyaḥ | manasā viśvavījyaḥ, vikṣu devasenāsu madhye sa eva īḍyaḥ stutyaḥ manasā mananadhyānādinā ārādhanīya ityarthaḥ, athavā vikṣviti vibhaktivyatyayaḥ viśāṃ manuṣyāṇāṃ manasaiveḍyaḥ yo'sāvantarāditye puruṣa aupaniṣadaḥ |